<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>petal_rotation</title>
  <style>
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      background-color: #f5f5f5;

    }

    .box {
      position: relative;
      width: 600px;
      margin: 100px auto;
    }

    .box img {
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
    }

    .box img:nth-child(1) {
      border-radius: 50%;
    }

    .box img:nth-child(2) {
      /* transform: scale(1.1); */
      /* 也是一个缩放属性 */
      scale: 1.1;
      animation: rotate 3s linear infinite;
    }

    /* 旋转效果 */
    /* @keyframes rotate {
      0% {
        transform: scale(1.1) rotate(0deg);
      }

      100% {
        transform: scale(1.1) rotate(360deg);
      }

    } */

    @keyframes rotate {
      0% {
        transform: rotate(0deg);
      }

      100% {
        transform: rotate(1turn);

      }

    }
  </style>
</head>

<body>
  <div class="box">
    <img src="#">
    <img src="#">
  </div>
</body>

</html>